Pluto’s Moons
Posted in Astronomy at 13:00 on 27 July 2011
This was Astronomy Picture of the Day on 22/7/11.
The two photos, taken five days apart less than a month ago, show the four moons of Pluto; Charon, Nix, Hydra and P4 – so young it’s not yet been named – obviously in orbit around the main planetoid.
Four moons. Not bad for an object that was downgraded from planet status only recently.
Earth only has the one. (Cruithne isn’t properly a moon of Earth.)
Tags: Astronomy, Astronomy Picture of the Day, Charon, Cruithne, Hydra, Nix, P4, Pluto
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